Yes

you do need a jacket based on the weather in Hornchurch, UK 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
56°F13°C & Mostly Cloudy

Wind is 6 mph10 km/h from the Northeast, gusting to 14 mph22 km/h
October 15
6pm55°F13°C6 mph10 km/h NortheastMostly Cloudy
7pm54°F12°C6 mph9 km/h NortheastMostly Cloudy
8pm54°F12°C6 mph9 km/h NortheastMostly Cloudy
9pm54°F12°C6 mph10 km/h NortheastMostly Cloudy
10pm53°F12°C6 mph9 km/h NortheastMostly Cloudy
11pm53°F12°C6 mph9 km/h NortheastMostly Cloudy
October 16
12am52°F11°C6 mph9 km/h NorthMostly Cloudy
1am52°F11°C6 mph9 km/h NorthMostly Cloudy
2am52°F11°C6 mph9 km/h NorthMostly Cloudy
3am51°F11°C5 mph9 km/h NorthMostly Cloudy
4am51°F11°C5 mph9 km/h NorthCloudy
5am51°F10°C5 mph9 km/h NorthCloudy
DateLowHighWindDayNight
October 1451°F11°C58°F14°C6 mph9 km/h from NorthCloudyMostly Cloudy
October 1551°F10°C61°F16°C6 mph9 km/h from NortheastMostly CloudyMostly Cloudy
October 1647°F8°C58°F14°C4 mph7 km/h from NortheastPartly CloudyPartly Cloudy
October 1747°F8°C58°F15°C7 mph11 km/h from SoutheastMostly CloudyMostly Cloudy
October 1850°F10°C59°F15°C10 mph16 km/h from SoutheastDrizzleRain
October 1952°F11°C59°F15°C11 mph17 km/h from SouthwestDrizzleDrizzle
October 2051°F10°C58°F15°C10 mph16 km/h from WestDrizzlePartly Cloudy

Yes

Low of 51°F11°C, High of 61°F16°C
Wind: 6 mph9 km/h
Precipitation: None

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